Matlab-code

this program is useful for spectral colour

Filtering and system identification are powerful techniques for building models of complex systems in communications, signal processing, control, and other engineering disciplines.

本程序用于生成多目标优化过程中的Pareto解集，效果比较好的！(This program used to generate more objective to optimize the process of pareto sets and better! )

音频信号的处理:导入一个时长若干秒的音频信号，得到该音频文件的频率fs和幅度A，显示信号的时域图和频谱图，加入频率为fs/3，幅度为2A的噪声，分析、显示并播放有噪声时时域图和频谱图，以及滤除噪声后的信号的时域图和频谱图。(Audio signal processing: Import a duration of several seconds of the audio signal to obtain a frequency fs, and the amplitude A of the audio file, the time-domain diagram of a display signal, and frequency spectrum, the frequency fs/3, amplitude noise 2A, analysis , display and playback of the noise always domain diagram and frequency spectrum, and the signal after the noise filtering time-domain diagram and spectrum FIG.)

小波分析的各种例题小波分析的各种例题小波分析的各种例题小波分析的各种例题小波分析的各种例题(Various examples of wavelet analysis of various examples of various examples of various examples of wavelet analysis wavelet analysis of various examples of wavelet analysis wavelet analysis)

说明：  改进的蚁群算法的实用性很强，解决了很多问题(Improved ant colony algorithm is very practical and has solved many problems.)

关于脑电信号中机械噪声，工频噪声，以及基线漂移的处理，以及提取脑电信号中的特质点，应用matlab中的小波变换来进行消噪找特征点(On the EEG machine noise, frequency noise, and baseline drift of the processing, as well as the characteristics of EEG in point, application of wavelet transform in matlab to find feature points for Denoising)

基音端点检测，可用于语音识别，语音识别，和语音编码中。(speech point detection)

BASICS OF ELECTRIC CIRCUIT FOR ELECTRICAL ENGINEERING STUDENTS

低秩矩阵与稀疏表示原理，详细的说明了用低秩矩阵与稀疏表示去分离一个有噪声的图像(The low-rank matrix with sparse principle, a detailed description of the low-rank matrix with sparse to isolate a noisy image)